STM32G0B1KET6 - 64MHz Cortex-M0+ 512KB MCU | STMicroelectronics
MPN： STM32G0B1KET6 ✓ 啟用中STM32G0B1KET6 概覽
An Arm Cortex-M0+ microcontroller is a compact 32-bit RISC processor used in embedded control products. The STM32G0 family combines the Cortex-M0+ core with timers, serial interfaces, analog peripherals, GPIO, memory, and security features on one integrated circuit. This places the STM32G0B1KET6 within the hierarchy of microcontroller, embedded processor, RISC processor, and semiconductor, allowing one device to manage sensing, communications, actuation, and system control.
The most prominent specifications are a 64 MHz maximum operating frequency, 512 KB of embedded Flash, and 144 KB of SRAM. According to the manufacturer product-page information, the STM32G0B1xB family uses a high-performance Cortex-M0+ 32-bit RISC core. Flash protection, a securable area, two memory banks, and read-while-write support are identified for this memory configuration. Six USART peripherals support serial links to sensors, human-interface equipment, module radios, and external controllers.
The STM32G0B1KET6 supports a 1.8 V, 2.5 V, or 3.3 V supply as identified for the exact ordering code. Its operating-temperature options extend down to -40°C and can reach 85°C, 105°C, or 125°C across the STM32G0B1xB/xC/xE family. The 32-LQFP package provides 32 accessible leads and a 7 x 7 mm body, making it suitable for automated assembly and medium-density embedded control boards.
Typical applications include compact industrial controllers, building and access modules, motor-control auxiliaries, connected sensors, communication equipment, and consumer peripherals. Six USARTs are particularly useful when a design needs multiple isolated serial links without adding a separate interface expander. A 512 KB Flash capacity also allows firmware, boot logic, communication tables, and application data to coexist within one MCU.
When designing the PCB, place decoupling capacitors beside the supply and ground pins and route sensitive analog and communication lines away from fast-switching nodes. Confirm the exact peripheral mapping, pin multiplexing, clock-tree settings, and boot configuration against the manufacturer datasheet before releasing a board. Software compatibility should also be checked because alternative Cortex-M0+ devices may use different peripheral registers or interrupt arrangements.
This product page consolidates the exact ordering-code characteristics, family-level engineering details, package information, and purchasing workflow. It also distinguishes genuine package-compatible alternatives from devices that merely share the STM32G0 name, helping engineers make a defensible sourcing decision without assuming that every similarly described MCU is a drop-in replacement.
直接替換替代品，適用於 STM32G0B1KET6 — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此產品無可直接替換的替代品。
申請替代品STM32G0B1KET6 最大額定值與電氣特性
| Product Type | 32-bit Arm Cortex-M0+ RISC microcontroller |
| Maximum CPU Frequency | 64 MHz |
| Flash Memory | 512 KB |
| Flash Organization | 512K x 8 |
| RAM | 144 KB |
| USART Count | 6 |
| 工作電源電壓 | 1.8 V, 2.5 V, or 3.3 V |
| 工作溫度 | -40°C to 85°C |
| 封裝 | 32-LQFP, 7 x 7 mm |
| Lead Count | 32 |
| 安裝類型 | Surface mount |
| CPU Architecture | Arm Cortex-M0+ |
| Instruction Width | 32 bit |
| Flash Memory Banks | 2 |
| Flash Read-While-Write | Supported |
| Flash Protection | Supported |
| Securable Flash Area | Supported |
| Packing Type | Tray |
| RoHS 狀態 | Compliant |
STM32G0B1KET6 32-lqfp, 7 x 7 mm 腳位配置指南
STM32G0B1KET6（32-lqfp, 7 x 7 mm 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： STM32G0B1KET6.
請參閱 資料表 以查看完整腳位配置。
典型應用
STM32G0B1KET6 適用於 6 應用s: Industrial serial controller, Connected sensor gateway, Building and access module, Motor-control auxiliary controller, Communication concentrator, Low-voltage embedded control.
Industrial serial controller
The STM32G0B1KET6 fits compact industrial controllers that must coordinate several external serial devices without adding a separate communication expander. Its six USART peripherals support concurrent links to sensors, programmable controllers, local displays, radios, or service connectors. The 64 MHz Cortex-M0+ core provides useful control bandwidth, while 512 KB of Flash and 144 KB of RAM accommodate protocol handlers, diagnostics, configuration data, and application firmware. Designers should reserve UART pins according to the exact 32-LQFP datasheet and isolate external interfaces with appropriate protection for industrial voltage and surge conditions.
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Connected sensor gateway
The STM32G0B1KET6 is suitable for a connected sensor gateway that aggregates readings from multiple modules and forwards status or configuration data. Six USARTs allow the gateway to connect several sensors or local radio modules, while the 144 KB RAM can buffer incoming and outgoing data. Its 1.8 V operating option supports low-voltage designs where a compatible sensor or radio shares the 3.3 V rail. Firmware can use the protected, securable Flash configuration for credentials, and designers should isolate radio and sensor paths to limit conducted noise and ground-current coupling.
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Building and access module
Building-access hardware can use the STM32G0B1KET6 to manage locks, request-to-exit inputs, card readers, displays, and diagnostic communications. The Cortex-M0+ operating speed of up to 64 MHz is sufficient for event handling and protocol tasks, while 512 KB of Flash provides room for communication stacks, device identity, and firmware updates. Six USARTs offer flexibility for a reader, controller, BLE or radio module, and service interface. A robust design should include watchdogs, brownout behavior, input protection, and controlled actuator power rather than driving locks directly from general-purpose GPIO.
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Motor-control auxiliary controller
The STM32G0B1KET6 can serve as an auxiliary controller in motor-control systems where sensing, communications, and protection logic must operate alongside a dedicated gate-driver or motor-control MCU. Its 512 KB Flash and 144 KB RAM support state machines, current and position processing, fault logs, and field-bus diagnostics. Six USARTs can handle a tuning interface, encoder or sensor links, and an external drive module. The controller should be isolated from switching-node energy, use filtered measurement paths, and coordinate shutdown signals so that loss of communications or unexpected fault states cannot leave the motor energized.
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Communication concentrator
The STM32G0B1KET6 is appropriate for a small communication concentrator that bridges multiple serial endpoints to a host processor. Its six USARTs reduce the number of external interface components, and the 512 KB Flash provides room for framing, routing tables, diagnostics, and bootloader functions. The 144 KB RAM supports multiple receive and transmit buffers, allowing the firmware to service several ports without immediately offloading traffic to external memory. Design the UART baud-rate tolerance and buffer occupancy conservatively, and provide galvanic isolation or surge protection where connected lines extend beyond the enclosure.
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Low-voltage embedded control
The STM32G0B1KET6 fits low-voltage embedded-control boards built around a 1.8 V, 2.5 V, or 3.3 V supply. Selecting the appropriate operating voltage permits direct interfacing with low-energy sensors, displays, and transceivers, reducing the number of level-shift stages. The Cortex-M0+ core runs at up to 64 MHz, giving responsive control and communication handling, while 144 KB of RAM and 512 KB of Flash reduce external component count. Power-budget analysis should include regulator quiescent current, MCU operating mode, and load-switch sequencing rather than relying only on nominal active-mode performance.
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推薦產品摘要
工程參考資料，適用於 STM32G0B1KET6 — 比較、設計指引及合規資訊。
選型指南
主要差異化特點
- Substantially larger memory configuration than the smaller STM32G031K6T6 (對比STM32G031K6T6)
- Six-USART integration reduces external interface count (對比STM32G0B1CBT6)
- Explicit operating-voltage options support compact mixed-voltage systems (對比STM32F103R6T6ATR)
設計說明
Place the required supply-decoupling capacitor adjacent to the MCU power pin and connect it to the ground reference with a short, low-inductance path. Route the 32-LQFP lands to the manufacturer package drawing rather than a generic STM32G0 footprint, because related devices can use different lead configurations. Keep oscillator and debug connections away from switching power inductors, and provide clean access to the programming and debug interface for production programming.
Build the power tree around one of the identified 1.8 V, 2.5 V, or 3.3 V operating conditions and verify every external peripheral's voltage tolerance. Check peak current in startup, transmit, and actuator states rather than average consumption alone. If several serial devices share the rail, include local decoupling at each device and sequence loads where reset timing matters. Use the manufacturer power-pin and decoupling recommendations in the final schematic review.
Do not assume that every similarly named STM32G0 device has the same pinout, memory capacity, or peripheral set. The STM32G0B1CBT6 comparison reports equivalent primary performance, but its package and lead assignment must be confirmed before PCB reuse. Likewise, the STM32G031K6T6 uses a smaller resource configuration and is not an automatic substitute. Validate boot pins, GPIO alternate functions, clock sources, interrupts, and firmware support separately from footprint matching.
Assign the six UART functions early because their alternate-function options can constrain the placement of communication connectors and GPIO. Keep long external serial routes away from sensitive analog inputs, and terminate or bias unused communication lines according to their protocol. Provide a common low-impedance ground plane, keep return paths short, and isolate externally accessible interfaces with the appropriate protection network. Validate the final layout for EMC and ESD requirements applicable to the enclosure and installation environment.
合規資訊
RoHS compliance and Ecopack2 industrial-grade status are identified in the comparison data. Other environmental and automotive compliance fields are not established for the exact ordering code.